Simon Cowell praises AGT contestant in heartfelt tribute
America's Got Talent and it appears that judge Simon Cowell already has his eye on one particular contestant.INSIDE: AGT judge Simon Cowell's $45million property portfolio will blow your mindOn Tuesday's episode, one of the contestants who took to the stage was 18-year-old Ava Swiss, who emotionally revealed that she survived the Oxford High School shooting, in which four people tragically lost their lives. The teenager then performed an incredible rendition of Remember and shared that the song helped her to find the good despite the hard times.WATCH: Find out what Simon Cowell has done to his teethFollowing her audition, she received unanimous praise from the judges, with Simon saying it was an audition he'd "never forget".MORE: Simon Cowell is snapped up by new talent agency after taking time offMORE: AGT judges left split over latest haunting auditionBut it turns out he had much more praise for Ava, as he later took to his Instagram page to share a black-and-white clip of her performing.In a heartfelt caption, he penned: "I have so much respect for you @avaswissmusic.